/*
 * #!
 * Ontopia Engine
 * #-
 * Copyright (C) 2001 - 2013 The Ontopia Project
 * #-
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * !#
 */

package net.ontopia.topicmaps.impl.tmapi2.index;

import java.util.HashMap;
import java.util.Map;

import net.ontopia.topicmaps.core.TopicNameIF;
import net.ontopia.topicmaps.impl.tmapi2.NameImpl;
import net.ontopia.topicmaps.impl.tmapi2.TopicMapImpl;

import org.tmapi.core.Name;

/**
 * Helper class to index the {@link TopicNameIF} to there {@link Name} wrapper.
 */

public class NameIndex {

  private final TopicMapImpl topicMap;
  private Map<TopicNameIF, NameImpl> map = new HashMap<TopicNameIF, NameImpl>();

  public NameIndex(TopicMapImpl topicMap) {
    this.topicMap = topicMap;
  }
  
  public NameImpl getName(TopicNameIF name) {
    return map.get(name);
  }

  public void addName(Name name) {
    map.put(topicMap.unwrapName(name), (NameImpl) name);
  }
}
